:root {
  color-scheme: dark;
  --background: #06130f;
  --surface: #0b2119;
  --surface-strong: #0e2b20;
  --text: #f4fbf7;
  --muted: #a9c1b5;
  --line: rgba(197, 235, 216, 0.14);
  --accent: #66e3a4;
  --accent-ink: #062016;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 75% 10%, rgba(53, 172, 116, 0.18), transparent 32rem),
    var(--background);
}

a {
  color: inherit;
}

.site-header,
main,
footer {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--accent-ink);
  background: var(--accent);
  font-weight: 900;
}

.header-link {
  color: var(--muted);
  font-weight: 650;
  text-underline-offset: 5px;
}

.header-link:hover,
.header-link:focus-visible {
  color: var(--text);
}

.hero {
  min-height: 620px;
  display: grid;
  align-content: center;
  justify-items: start;
  padding: 90px 0;
}

.eyebrow {
  margin-bottom: 22px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 850px;
  margin-bottom: 28px;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 38px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--accent-ink);
  background: var(--accent);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.capabilities {
  padding: 100px 0 120px;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 48px;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.cards article {
  min-height: 235px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(145deg, var(--surface-strong), var(--surface));
}

.card-number {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

h3 {
  margin: 56px 0 12px;
  font-size: 1.35rem;
}

.cards p,
footer p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

footer {
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
}

.footer-brand {
  flex: 0 0 auto;
}

@media (max-width: 720px) {
  .site-header,
  main,
  footer {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    min-height: 540px;
    padding: 72px 0;
  }

  h1 {
    font-size: clamp(2.8rem, 16vw, 4.5rem);
  }

  .cards {
    grid-template-columns: 1fr;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 30px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button {
    transition: none;
  }
}